Suggests a viewing distance of three to six screen widths for video.
Projector screen how far from floor.
This corresponds to the point at which most people will begin having trouble picking out details and reading the screen.
After calculating the distance from the screen you need to figure out where you should mount the projector.
But like i said it hangs quite strange and i dont like the look.
Ceiling is 94 5 high as at now i have mounted it about 20 degrees and i can even shoot half the image to the floor if i want.
I didmy setup with the aim for eyes somewhere between bottom of screen and as far high as bottom 3rd of the screen.
All we need is the width of the screen and the projector s throw ratio.
Conversely a screen too high will be uncomfortable.
First look for information about screen size and distance which is typically expressed as screen size distance from screen within the specification of most projector models.
Placement of the projector.
A projector nearer the ceiling is less obtrusive further away from inquisitive fingers and less noisy.
For 16 9 hdtv projection screen height should equal or exceed 1 3 the distance from the screen to the optimum seat which is usually the center of the seating area.
For the former it s easy enough.
In such a case the maximum distance for placing your projector from the screen will be 17 6 feet 8 x 2 2 and the minimum distance will be 14 4 feet 8 x 1 8.
Maximum recommended viewing distance.
Use our viewing distance calculator to figure out the optimal seating distance for your audience based on the projector screen size you are considering.
Distance of pj to screen is about 153.
Projector screen store viewing distance calculator.
Raised seating is out for me as i need a clear flat floor for wheelchair access in the room apart from being a viewing room it is also where the lift for the wheelchair comes up.
So how high is your image from from the floor and what is your viewing distance.
Now for our purpose we need to calculate the distance from the projector s lens to the screen.
Bottom of my screen 800mm off ground.
Let s take a random number and say the screen is 6 feet wide.
For example if your screen is 87 wide and the throw distance of your projector is 1 3 the projector should be 113 87x1 3 113 from the screen.
Use our foot lambert calculator to determine how bright of an image you will get based on.
Use our screen size comparison to see the differences between various screen sizez and aspect ratios.
Calculating from the floor to where the screen starts assuming only 1 row of seating.
Width screen width is generally determined by the height of the screen and the projection formats to be used.
Eye level 1m off ground ceiling height 2 7m.
Based on the inputs this is the viewing angle or arc for your set up.
Throw distance x width of screen in inches distance from screen to projector lens throw distance is the distance from the screen to the projector.
For example the specification 100 inch 8ft means that the minimum distance required between the projector and the screen is 8ft to project a 100 inch screen.